505005201 has 12 divisors (see below), whose sum is σ = 746416528. Its totient is φ = 328840344.

The previous prime is 505005173. The next prime is 505005203. The reversal of 505005201 is 102500505.

It is not a de Polignac number, because 505005201 - 2¹⁷ = 504874129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505005203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 652075 + ... + 652848.

Almost surely, 2^505005201 is an apocalyptic number.

It is an amenable number.

505005201 is a deficient number, since it is larger than the sum of its proper divisors (241411327).

505005201 is a wasteful number, since it uses less digits than its factorization.

505005201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304972 (or 1304969 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 18.

The square root of 505005201 is about 22472.3207746775. The cubic root of 505005201 is about 796.3401579985.

Adding to 505005201 its reverse (102500505), we get a palindrome (607505706).

The spelling of 505005201 in words is "five hundred five million, five thousand, two hundred one".